Setting the screen layout

Platformers have a more complex and fanciful structure of elements on the screen. In contrast to puzzle games, the game screen is not just a regular grid of items, but a composition that is close to landscape painting or photography: some characters, foreground and background, horizon, sky with objects like clouds, and the Sun. Thus, some traditional visual art rules can be used to create an expressive image. First, the horizontal direction of movement should be chosen. Traditionally, protagonists in platform games run from left to right. This is correlated with many familiar processes such as the direction of reading (in western cultures), the direction arrows rotating in analog clocks, and so on. Therefore, the direction from left to right as a rule means forward, but from right to left means backward (just recall the images of history buttons in your Internet browser). In many platform games, the main character can move both forward and backward, but direction...